Operating instructions

TECHNICAL QUICK REFERENCE
141
&Sn Controls Data Set Ready
(DSR) operations.
&S0 DSR override; always
ON
&S1 Modem controls DSR
&Tn Begins test modes.
&T0 Ends testing
&T1 Analog Loopback
&T2 Reserved
&T3 Local Digital
Loopback
&T4 Enables Remote
Digital Loopback
&T5 Prohibits Remote
Digital Loopback
&T6 Initiates Remote Digital
Loopback
&T7 Remote Digital with
self-test and error
detector
&T8 Analog Loopback with
self-test and error
detector
&Un Sets floor connect speed
when &Un is set greater
than 0. &Nn is the ceiling
connect speed. See &Nn.
&U0 Disabled
&U1 300 bps
&U2 1200 bps
&U3 2400 bps
&U4 4800 bps
&U5 7200 bps
&U6 9600 bps
&U7 12,000 bps
&U8 14,400 bps